CN213019442U

CN213019442U - LED headlamp of engineering truck

Info

Publication number: CN213019442U
Application number: CN202021641619.8U
Authority: CN
Inventors: 李冬林
Original assignee: Shenzhen Sanhexiang Technology Co ltd
Current assignee: Shenzhen Sanhexiang Technology Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-04-20
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses an engineering vehicle LED headlamp, which comprises a machine body, LED lamps and a bottom plate, and is characterized in that two sides of the machine body are respectively fixedly connected with the middle part of a shaft lever, two ends of the shaft lever are respectively movably connected with two sides of a supporting frame, one end of the shaft lever is connected with a nut, the middle part of the bottom end of the supporting frame is fixedly connected with the top end of a bottom rod, the bottom end of the bottom rod is movably connected with the inside of a hollow rod, the middle part of the hollow rod is connected with a bolt thread, the bottom end of the hollow rod is fixedly connected with the top end of the bottom plate, the periphery of the top end of the bottom plate is respectively connected with the bottom thread of a first screw, one end of the machine body is connected with a side buckle of a glass cover, one side of the glass cover is fixedly connected with the upper end and the lower end of a railing, the periphery of the inner wall of, the other side of the machine body is fixedly connected with one side of the rear cover. The utility model discloses simple structure, convenient operation.

Description

LED headlamp of engineering truck

Technical Field

The utility model relates to a LED head-light technical field particularly, relates to an machineshop car LED head-light.

Background

The known closed type head lamp of the engineering vehicle is generally arranged at the front part, the tail part, the upper part of a cab and the like of the vehicle and is used for front and back illumination of the running or working of the vehicle. The lamp mainly comprises a lens, a reflector, a bulb, a front cover, a rear shell, a bulb lead, a fixing bolt and the like. The front cover and the rear shell of the lamp are formed by hot pressing ABS engineering plastics. The bulb lead wire is generally made of QVR polyvinyl chloride low-voltage insulated wire, and the lead wire is directly led out from the rear shell of the lamp. However, since the bulb leads are directly led out, although the rubber sheath is arranged at the outlet hole of the rear shell, a gap is still formed after the two bulb leads are led out, and the sealing is poor. When the lamp is inversely installed or laterally installed, water and dust are easy to enter, and faults such as corrosion, poor contact, short circuit, illumination reduction and the like in the lamp are caused. Meanwhile, due to the existence of the gap, the lead wire is easy to shift after being stressed, and the rectangular plug connector connected with the bulb falls off. In addition, the problems that the lead in the rear shell touches a high-temperature metal body at the rear part of the bulb, the insulation is damaged, short circuit is caused, the vibration resistance of the lamp is poor and the like exist, so that the lamp cannot normally work, and potential safety hazards are brought to the driving or working of engineering vehicles.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an machineshop car LED head-light to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an LED headlamp of an engineering truck comprises a body, LED lamps and a bottom plate, and is characterized in that two sides of the body are fixedly connected with the middle part of a shaft rod respectively, two ends of the shaft rod are movably connected with two sides of a support frame respectively, one end of the shaft rod is connected with a nut, the middle part of the bottom end of the support frame is fixedly connected with the top end of a bottom rod, the bottom end of the bottom rod is movably connected with the inside of a hollow rod, the middle part of the hollow rod is connected with a bolt through screw threads, the bottom end of the hollow rod is fixedly connected with the top end of the bottom plate, the periphery of the top end of the bottom plate is respectively connected with the bottom end of a first screw through screw threads, one end of the body is connected with one side of a glass cover in a buckling manner, one side of the glass cover is fixedly connected with the upper end and the lower end of a railing at equal intervals, the periphery of, the novel energy-saving engine is characterized in that a control chip is installed on one side of the inner wall of the engine body, the other side of the engine body is fixedly connected with one side of a rear cover, the periphery of the rear cover is respectively in threaded connection with second screws, heat dissipation holes are installed on the rear cover at equal intervals, and the bottom end of the rear cover is fixedly connected with one end of a power line.

Furthermore, one end of the shaft rod is provided with threads and is in threaded connection with the nut.

Further, the LED lamp is electrically connected with the control chip.

Furthermore, one end of the power line is electrically connected with the control chip.

Furthermore, the bottom plate is fixedly connected with the vehicle body through a first screw.

Furthermore, the other end of the power line is electrically connected with a storage battery inside the vehicle body.

Further, a metal heat-conducting coating is coated on the inner wall of the machine body.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses compare traditional light and increased the support frame that can debug the angle, make things convenient for angle modulation, make things convenient for the operation. Meanwhile, the collision of the glass cover and construction articles is avoided by the anti-collision railing, the heat insulation plate prevents the heat generated by the high-strength LED lamp from influencing the operation of the control chip, and the heat dissipation holes on the rear cover help the device to dissipate heat.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic overall plan view of an LED headlamp for a work vehicle;

fig. 2 is a schematic cross-sectional view of an engine body of an LED headlamp of a machineshop truck.

Reference numerals:

1. a glass cover; 2. an LED lamp; 3. a nut; 4. a railing; 5. a bottom bar; 6. a hollow shaft; 7. a base plate; 8. a support frame; 9. a shaft lever; 10. a bolt; 11. a first screw; 12. a thermal insulation plate; 13. a body; 14. a control chip; 15. a second screw; 16. a rear cover; 17. heat dissipation holes; 18. a power line.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle part", "inside", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, an LED headlamp for a construction truck according to an embodiment of the present invention includes a body 13, an LED lamp 2 and a bottom plate 7, and is characterized in that two sides of the body 13 are respectively fixedly connected to a middle portion of a shaft rod 9, two ends of the shaft rod 9 are respectively movably connected to two sides of a supporting frame 8, one end of the shaft rod 9 is connected to a nut 3, a middle portion of a bottom end of the supporting frame 8 is fixedly connected to a top end of a bottom rod 5, a bottom end of the bottom rod 5 is movably connected to an inside of a hollow rod 6, a middle portion of the hollow rod 6 is in threaded connection with a bolt 10, a bottom end of the hollow rod 6 is fixedly connected to a top end of the bottom plate 7, peripheries of the top end of the bottom plate 7 are respectively in threaded connection with a bottom end of a first screw 11, one end of the body 13 is connected to one side of a glass cover 1 in a snap-fit manner, an equal distance, the utility model discloses a LED lamp, including organism 3, heat insulating board 12, LED lamp 2, control chip 14 is installed to the inner wall one side of organism 13, one side fixed connection of the opposite side of organism 13 and back lid 16, back lid 16 around respectively with 15 threaded connection of second screw, the louvre 17 is installed to the equidistant louvre 17 that installs of back lid 16, the bottom of back lid 16 and the one end fixed connection of power cord 18.

Through the above technical scheme of the utility model, the one end of axostylus axostyle 9 is equipped with the screw thread, and with 3 threaded connection of nut, 2 and 14 electric connection of control chip of LED lamp, the one end and the 14 electric connection of control chip of power cord 18, bottom plate 7 is by first screw 11 fixed connection with the automobile body, the 18 other ends of power cord and the inside battery electric connection of automobile body, metal heat conduction coating has been paintd to the inner wall of organism 3.

The working principle is as follows: the longitudinal angle of the device can be adjusted by screwing the nut 3, the transverse angle of the device can be adjusted by screwing the bolt 10, the guardrail 4 prevents the collision between the construction articles and the glass cover 1, the heat generated by the LED lamp 2 organized by the heat insulation plate 12 is transferred to the control chip 14, and the heat dissipation holes 17 of the rear cover 16 help the heat dissipation of the control chip 14.

In summary, the following steps: the utility model discloses compare traditional light and increased the support frame that can debug the angle, make things convenient for angle modulation, make things convenient for the operation. Meanwhile, the collision of the glass cover and construction articles is avoided by the anti-collision railing, the heat insulation plate prevents the heat generated by the high-strength LED lamp from influencing the operation of the control chip, and the heat dissipation holes on the rear cover help the device to dissipate heat.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An LED headlamp of an engineering truck comprises a body (13), an LED lamp (2) and a bottom plate (7), and is characterized in that two sides of the body (13) are fixedly connected with the middle part of a shaft rod (9) respectively, two ends of the shaft rod (9) are movably connected with two sides of a support frame (8) respectively, one end of the shaft rod (9) is connected with a nut (3), the middle part of the bottom end of the support frame (8) is fixedly connected with the top end of a bottom rod (5), the bottom end of the bottom rod (5) is movably connected with the inside of a hollow rod (6), the middle part of the hollow rod (6) is in threaded connection with a bolt (10), the bottom end of the hollow rod (6) is fixedly connected with the top end of the bottom plate (7), the periphery of the top end of the bottom plate (7) is in threaded connection with the bottom end of a first screw (11) respectively, one end of the body (13) is in buckled connection with one side of a glass cover (, glass covers one side equidistance and the upper and lower both ends fixed connection of railing (4) of (1), the inner wall of organism (13) is around with insulation board (12) fixed connection, LED lamp (2) are being arranged to the equidistance on insulation board (12), control chip (14) are installed to inner wall one side of organism (13), the opposite side of organism (13) and one side fixed connection of back lid (16), back lid (16) all around respectively with second screw (15) threaded connection, louvre (17) are installed to the equidistance on back lid (16), the bottom of back lid (16) and the one end fixed connection of power cord (18).

2. The LED headlamp of claim 1, wherein one end of the shaft (9) is threaded and is in threaded connection with the nut (3).

3. The LED headlamp of the engineering vehicle as claimed in claim 1, wherein the LED lamp (2) is electrically connected with a control chip (14).

4. The LED headlamp of the engineering vehicle as claimed in claim 1, wherein one end of the power line (18) is electrically connected with the control chip (14).

5. The LED headlamp of the engineering vehicle as claimed in claim 1, wherein the base plate (7) is fixedly connected with the vehicle body through a first screw (11).

6. The LED headlamp of the engineering vehicle as claimed in claim 1, wherein the other end of the power line (18) is electrically connected with a storage battery inside the vehicle body.

7. The LED headlamp of claim 1, wherein the inner wall of the body (13) is coated with a metallic heat-conducting coating.